Fix issue reported by gitlab ci

eslint

/builds/issue/acquia_cms_toolbar-3388723/web/modules/custom/acquia_cms_toolbar-3388723/js/acms_toolbar.js
   6:2   warning  Unexpected unnamed function                         func-names
   6:23  warning  'drupalSettings' is defined but never used          no-unused-vars
  12:12  warning  'context' is defined but never used                 no-unused-vars
  16:9   error    Unexpected var, use let or const instead            no-var
  16:13  error    Identifier 'body_padding_top' is not in camel case  camelcase
  17:9   error    Unexpected var, use let or const instead            no-var
  17:13  error    Identifier 'new_height' is not in camel case        camelcase
  17:26  error    Identifier 'body_padding_top' is not in camel case  camelcase
  20:68  error    Identifier 'new_height' is not in camel case        camelcase
✖ 9 problems (6 errors, 3 warnings)
  2 errors and 0 warnings potentially fixable with the `--fix` option.

Note:

Fix in parent issue use this fork: https://git.drupalcode.org/issue/acquia_cms_toolbar-3388723/-/tree/33887... so pipeline will run.